*{
    padding: 0;
    margin: 0;
}
.box{
    width: 100%;
    height: 83vh;
    .header_seach{
        width: 100%;
        height: 100px;
        background: ;
        line-height: 100px;
        padding-left: 80px;
        display: flex;
    }
    .seach{
        width: 130px;
        height: 100%;
        margin-left: 10px;
    }
    .Three_stage_linkage{
        width: 60vw;
        height: 100%;
        margin-left: 5%;
        display: flex;
        // 市场部
        .marketplace{
            
        }
        // 学院
        .college{
            margin-left: 5%;
        }
        // 城市
        .college{
            margin-left: 5%;
        }
    }
    .Tabhead{
        width: 100%;
        height: 70px;
        line-height: 70px;
    }
    // 表格
    .tables{
        width: 100%;
        height:60vh;
    }
}